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Arcellx
ACLX

Overview Fund Activity

210 hedge funds and large institutions have $4.54B invested in Arcellx in 2024 Q4 according to their latest regulatory filings, with 51 funds opening new positions, 75 increasing their positions, 55 reducing their positions, and 25 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
210
Holders Change
+24
Holders Change %
+12.9%
% of All Funds
2.8%
Holding in Top 10
12
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+20%
% of All Funds
0.16%
New
51
Increased
75
Reduced
55
Closed
25
Calls
$35.8M
Puts
$33.3M
Net Calls
+$2.54M
Net Calls Change
-$106M

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$610M
2
RCM
2
RA Capital Management
Massachusetts
$214M
3
Vanguard Group
3
Vanguard Group
Pennsylvania
$255M
4
PBA
4
Paradigm Biocapital Advisors
New York
$335M
5
Capital World Investors
5
Capital World Investors
California
$19.4M

Top Sellers

1
SCM
1
Suvretta Capital Management
New York
$0
2
Janus Henderson Group
2
Janus Henderson Group
United Kingdom
$119M
3
PA
3
Perceptive Advisors
New York
$267M
4
BlackRock
4
BlackRock
New York
$296M
5
Adage Capital Partners
5
Adage Capital Partners
Massachusetts
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
CWM
151
CIBC World Markets
New York
$309K +$309K +4,033 New
FCM
152
Farallon Capital Management
California
$307K – – –
ACM
153
ADAR1 Capital Management
Texas
$304K – – –
SPA
154
Sherbrooke Park Advisers
New York
$292K +$292K +3,805 New
Principal Financial Group
155
Principal Financial Group
Iowa
$282K -$26K -339 -8%
Mercer Global Advisors
156
Mercer Global Advisors
Colorado
$278K +$278K +3,619 New
IWC
157
Integrated Wealth Concepts
Massachusetts
$263K -$4.91K -64 -2%
Mackenzie Financial
158
Mackenzie Financial
Ontario, Canada
$253K – – –
Public Employees Retirement Association of Colorado
159
Public Employees Retirement Association of Colorado
Colorado
$247K – – –
Prudential Financial
160
Prudential Financial
New Jersey
$239K – – –
X
161
Xponance
Pennsylvania
$237K +$18.7K +244 +9%
BG
162
Bellevue Group
Switzerland
$230K -$76.7K -1,000 -25%
AA
163
Advisory Alpha
Michigan
$230K – – –
VPIM
164
Vanguard Personalized Indexing Management
California
$215K +$16.3K +212 +8%
LCM
165
Landscape Capital Management
New Jersey
$214K +$214K +2,793 New
Envestnet Asset Management
166
Envestnet Asset Management
Illinois
$211K -$76.6K -999 -27%
KAM
167
Kazazian Asset Management
Florida
$204K +$204K +2,660 New
AF
168
Avanza Fonder
Sweden
$184K +$184K +2,398 New
ETC
169
Exchange Traded Concepts
Oklahoma
$167K – – –
Mirae Asset Global Investments
170
Mirae Asset Global Investments
South Korea
$143K -$11.2K -142 -7%
C
171
Covestor
United Kingdom
$111K -$12.9K -168 -10%
KBC Group
172
KBC Group
Belgium
$106K +$28.8K +377 +37%
AB
173
Amalgamated Bank
New York
$103K – – –
GFM
174
GF Fund Management
China
$87K +$87K +1,135 New
Royal Bank of Canada
175
Royal Bank of Canada
Ontario, Canada
$68K -$316K -4,107 -82%
5 6
7
8 9